@conference {roy83construction,
	title = {The Construction of Routes and Schedules for the Transportation of the Handicapped},
	booktitle = {Congr{\`e}s de l{\textquoteright}association des transports et routes du Canada},
	year = {1983},
	month = {sep},
	pages = {26-29},
	address = {Edmonton, Alberta},
	author = {Roy, S. and Chapleau, L. and Ferland, J. and Guy Lapalme and Rousseau, J.-M.}
}
